10        20           30        40        50        60 
CAGUAAUCCCCCCCCCCCCC---|  U      A    AU   U  G   U      AGAAGC 
                       CCA GGGGAC AGAG  UCC GA ACC GAUUCU      \
                       GGU CCCCUG UCUC  AGG CU UGG CUAAGA      U
UCUUUAUCCGAGGCGGGGAAAAA^  -      G    CC   C  A   -      UCCCCU 
120       110       100         90        80         70